Ionia Weather Forecast
- 50
- 63
Rain Showers
- 44
- 69
Rain Showers
- 35
- 52
Rain/Snow Likely
- 41
- 51
Rain Showers Likely
- 40
- 59
Rain Showers Likely
- 50
- 62
Chance Rain Showers
Today 30 Mar Ontario
Partly sunny through early Afternoon, then cloudy with a chance of Showers late. Warm with Highs Ranging from the upper 50s on the Hilltops to the lower 60s across the lower Elevations. Southwest Winds 5 to 10 Mph, becoming west 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 30 percent.
Tonight 30 Mar Ontario
Showers likely in the Evening, then Showers with a chance of Thunderstorms overnight. Mild with Lows around 50. Southwest Winds 5 to 10 Mph, becoming light. Chance of rain 90 percent.
Ionia Temperature Statistics
March Temperature
Rochester, Greater Rochester International Airport (15.5 miles)
Lowest 2 March, 2026
10.7 °FAverage March
38.8 °FHighest 7 March, 2026
73.7 °F
Climate (2021–Present)
Rochester, Greater Rochester International Airport (15.5 miles)
Average Low 2021–2026
42.3 °FAverage 2021–2026
50.8 °FAverage High 2021–2026
59.5 °F